: a flowing back or returning especially toward a source
Examples of backflow in a Sentence
Recent Examples on the Web
Examples are automatically compiled from online sources to
show current usage.Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
At mop sink, backflow preventer missing on non chemical dispenser side of splitter with red hose attached.—Staff Reports, Florida Times-Union, 24 Mar. 2026 The facility lacked a backflow prevention device in the mop sink.—Veronica Fernandez-Alvarado
february 13, Sacbee.com, 13 Feb. 2026 This also results in a loss of water pressure within the distribution system, and that could lead to contamination entering the system through backflow or back siphonage.—Patrick Damp, CBS News, 7 Feb. 2026 Plumbing system is not installed to preclude backflow.—Gege Reed, Louisville Courier Journal, 21 Nov. 2025 See All Example Sentences for backflow